package com.kevin.servlet3;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.annotation.MultipartConfig;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.Part;

/**
 * Servlet implementation class UploadFileServlet
 */
@WebServlet("/UploadFileServlet")
@MultipartConfig()
public class UploadFileServlet extends HttpServlet {
	private static final long serialVersionUID = 1L;

	/**
	 * @see HttpServlet#HttpServlet()
	 */
	public UploadFileServlet() {
		super();
		// TODO Auto-generated constructor stub
	}

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse
	 *      response)
	 */
	protected void doGet(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
		this.doPost(request, response);
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse
	 *      response)
	 */
	protected void doPost(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
		//request.setCharacterEncoding("utf-8");

		Part part = request.getPart("uploadFile");

		String realPath = request.getSession().getServletContext()
				.getRealPath("/upload");

		String value = part.getHeader("content-disposition");

		String fileName = value.substring(value.lastIndexOf("=") + 2,
				value.length() - 1);

		part.write(realPath + "/" + fileName);
	}

}
